Java tutorial
/* * [y] hybris Platform * * Copyright (c) 2000-2013 hybris AG * All rights reserved. * * This software is the confidential and proprietary information of hybris * ("Confidential Information"). You shall not disclose such Confidential * Information and shall use it only in accordance with the terms of the * license agreement you entered into with hybris. * * */ package com.exxonmobile.ace.hybris.storefront.controllers.pages; import de.hybris.platform.acceleratorservices.controllers.page.PageType; import de.hybris.platform.b2bacceleratorfacades.order.B2BCartFacade; import de.hybris.platform.cms2.exceptions.CMSItemNotFoundException; import de.hybris.platform.commercefacades.order.data.CartData; import de.hybris.platform.commercefacades.order.data.CartModificationData; import de.hybris.platform.commercefacades.order.data.CartRestorationData; import de.hybris.platform.commercefacades.order.data.OrderEntryData; import de.hybris.platform.commerceservices.order.CommerceCartModificationException; import de.hybris.platform.servicelayer.session.SessionService; import com.exxonmobile.ace.hybris.facades.flow.impl.SessionOverrideB2BCheckoutFlowFacade; import com.exxonmobile.ace.hybris.storefront.annotations.RequireHardLogIn; import com.exxonmobile.ace.hybris.storefront.breadcrumb.ResourceBreadcrumbBuilder; import com.exxonmobile.ace.hybris.storefront.constants.WebConstants; import com.exxonmobile.ace.hybris.storefront.controllers.ControllerConstants; import com.exxonmobile.ace.hybris.storefront.controllers.util.GlobalMessages; import com.exxonmobile.ace.hybris.storefront.forms.UpdateQuantityForm; import com.exxonmobile.ace.hybris.storefront.variants.VariantSortStrategy; import java.util.Collections; import java.util.List; import javax.annotation.Resource; import javax.validation.Valid; import org.apache.log4j.Logger; import org.springframework.context.annotation.Scope; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.validation.BindingResult; import org.springframework.validation.ObjectError; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.RequestParam; import org.springframework.web.servlet.mvc.support.RedirectAttributes; /** * Controller for cart page */ @Controller @Scope("tenant") @RequestMapping(value = "/cart") public class CartPageController extends AbstractPageController { protected static final Logger LOG = Logger.getLogger(CartPageController.class); private static final String CART_CMS_PAGE = "cartPage"; private static final String CONTINUE_URL = "continueUrl"; @Resource(name = "b2bCartFacade") private B2BCartFacade cartFacade; @Resource(name = "sessionService") private SessionService sessionService; @Resource(name = "simpleBreadcrumbBuilder") private ResourceBreadcrumbBuilder resourceBreadcrumbBuilder; @Resource(name = "variantSortStrategy") private VariantSortStrategy variantSortStrategy; @RequestMapping(method = RequestMethod.GET) public String showCart(final Model model) throws CMSItemNotFoundException { prepareDataForPage(model); return ControllerConstants.Views.Pages.Cart.CartPage; } @RequestMapping(value = "/checkout", method = RequestMethod.GET) @RequireHardLogIn public String cartCheck(final Model model, final RedirectAttributes redirectModel) throws CommerceCartModificationException { SessionOverrideB2BCheckoutFlowFacade.resetSessionOverrides(); if (!cartFacade.hasSessionCart() || cartFacade.getSessionCart().getEntries().isEmpty()) { LOG.info("Missing or empty cart"); // No session cart or empty session cart. Bounce back to the cart page. return REDIRECT_PREFIX + "/cart"; } if (validateCart(redirectModel)) { return REDIRECT_PREFIX + "/cart"; } // Redirect to the start of the checkout flow to begin the checkout process // We just redirect to the generic '/checkout' page which will actually select the checkout flow // to use. The customer is not necessarily logged in on this request, but will be forced to login // when they arrive on the '/checkout' page. return REDIRECT_PREFIX + "/checkout"; } protected boolean validateCart(final RedirectAttributes redirectModel) throws CommerceCartModificationException { // Validate the cart final List<CartModificationData> modifications = cartFacade.validateCartData(); if (!modifications.isEmpty()) { redirectModel.addFlashAttribute("validationData", modifications); // Invalid cart. Bounce back to the cart page. return true; } return false; } @RequestMapping(value = "/update", method = RequestMethod.POST) @RequireHardLogIn public String updateCartQuantities(@RequestParam("entryNumber") final long entryNumber, final Model model, @Valid final UpdateQuantityForm form, final BindingResult bindingResult, final RedirectAttributes redirectModel) throws CMSItemNotFoundException { if (bindingResult.hasErrors()) { for (final ObjectError error : bindingResult.getAllErrors()) { if (error.getCode().equals("typeMismatch")) { GlobalMessages.addErrorMessage(model, "basket.error.quantity.invalid"); } else { GlobalMessages.addErrorMessage(model, error.getDefaultMessage()); } } } else if (cartFacade.getSessionCart().getEntries() != null) { try { final CartModificationData cartModification = cartFacade.updateCartEntry(entryNumber, form.getQuantity().longValue()); if (cartModification.getQuantity() == form.getQuantity().longValue()) { // Success if (cartModification.getQuantity() == 0) { // Success in removing entry GlobalMessages.addFlashMessage(redirectModel, GlobalMessages.CONF_MESSAGES_HOLDER, "basket.page.message.remove"); } else { // Success in update quantity GlobalMessages.addFlashMessage(redirectModel, GlobalMessages.CONF_MESSAGES_HOLDER, "basket.page.message.update"); } } else { // Less than successful GlobalMessages.addFlashMessage(redirectModel, GlobalMessages.ERROR_MESSAGES_HOLDER, "basket.information.quantity.reducedNumberOfItemsAdded." + cartModification.getStatusCode()); } // Redirect to the cart page on update success so that the browser doesn't re-post again return REDIRECT_PREFIX + "/cart"; } catch (final CommerceCartModificationException ex) { LOG.warn("Couldn't update product with the entry number: " + entryNumber + ".", ex); } } prepareDataForPage(model); return ControllerConstants.Views.Pages.Cart.CartPage; } protected void createProductList(final Model model) throws CMSItemNotFoundException { final CartData cartData = cartFacade.getSessionCart(); reverseCartProductsOrder(cartData.getEntries()); if (cartData.getEntries() != null && !cartData.getEntries().isEmpty()) { //TODO add a call to group multidimensional products in cartFacade "cartFacade.groupMultiDimensionalProducts(cartData, variantSortStrategy);" for (final OrderEntryData entry : cartData.getEntries()) { final UpdateQuantityForm uqf = new UpdateQuantityForm(); uqf.setQuantity(entry.getQuantity()); model.addAttribute("updateQuantityForm" + entry.getEntryNumber(), uqf); } } model.addAttribute("cartData", cartData); storeCmsPageInModel(model, getContentPageForLabelOrId(CART_CMS_PAGE)); setUpMetaDataForContentPage(model, getContentPageForLabelOrId(CART_CMS_PAGE)); } protected void reverseCartProductsOrder(final List<OrderEntryData> entries) { if (entries != null) { Collections.reverse(entries); } } protected void prepareDataForPage(final Model model) throws CMSItemNotFoundException { final String continueUrl = (String) getSessionService().getAttribute(WebConstants.CONTINUE_URL); model.addAttribute(CONTINUE_URL, (continueUrl != null && !continueUrl.isEmpty()) ? continueUrl : ROOT); final CartRestorationData restorationData = (CartRestorationData) sessionService .getAttribute(WebConstants.CART_RESTORATION); model.addAttribute("restorationData", restorationData); createProductList(model); model.addAttribute(WebConstants.BREADCRUMBS_KEY, resourceBreadcrumbBuilder.getBreadcrumbs("breadcrumb.cart")); model.addAttribute("pageType", PageType.CART.name()); } }